The assumption that the duration of a project and the whole project's finishing time is random and submitted to some kinds of probability distribution is the theoretical basis of the PERT.
PERT的理论基础是假设项目持续时间以及整个项目的完成时间是随机的，且服从某种概率分布。
The assumption that the duration of a project and the whole project's finishing time is random and submitted to some kinds of probability distribution is the theoretical basis of the PERT.
PERT的理论基础是假设项目持续时间以及整个项目的完成时间是随机的，且服从某种概率分布。
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